74HCT158U Просмотр технического описания (PDF) - Philips Electronics
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74HCT158U Datasheet PDF : 7 Pages
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Philips Semiconductors
Quad 2-input multiplexer; inverting
Product specification
74HC/HCT158
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see “74HC/HCT/HCU/HCMOS Logic Family Specifications”.
Output capability: standard
ICC category: MSI
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr = tf = 6 ns; CL = 50 pF
Tamb (°C)
SYMBOL PARAMETER
74HC
+25
−40 to +85
min. typ. max. min. max.
tPHL/ tPLH propagation delay
41 125
155
nI0, nI1 to nY
15 25
31
12 21
26
tPHL/ tPLH propagation delay
47 145
180
E to nY
17 29
36
14 25
31
tPHL/ tPLH propagation delay
47 145
180
S to nY
17 29
36
14 25
31
tTHL/ tTLH output transition
19 75
95
time
7 15
19
6 13
16
−40 to +125
min. max.
190
38
32
220
44
38
220
44
38
110
22
19
UNIT
ns
ns
ns
ns
TEST CONDITIONS
VCC WAVEFORMS
(V)
2.0 Fig.7
4.5
6.0
2.0 Fig.6
4.5
6.0
2.0 Fig.7
4.5
6.0
2.0 Figs 6 and 7
4.5
6.0
December 1990
5
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